Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Transmission fluid check
Checking Automatic Transmission Fluid
Note: Transmission fluid should be checked and, if required, added by
an authorized dealer.
The automatic transmission does not have a transmission fluid dipstick.
See your Scheduled Maintenance Information for scheduled ...
Steering Wheel
Adjusting the steering wheel
WARNING: Do not adjust the steering wheel when your vehicle
is moving.
Note: Make sure that you are sitting in the correct position. See
Sitting
in the Correct Position in the Seats chapter.
1. Unlock the steering column.
2. Adju ...
Valve Seals
Special Tool(s)
Valve Spring Compressor
303-452 (T93P-6565-AR)
Valve Stem Seal Replacer
303-383 (T91P-6571-A)
Compressor, Valve Spring
(Exhaust)
303-567 (T97P- 6565-AH)
Material
Item
Specification
Supe ...
